[Obstetric halter or lasso. Improvements introduced in the new device to replace forceps].
D000293:Adolescent; D000328:Adult; D005113:Extraction, Obstetrical / Q000295:instrumentation*; D005260:Female; D006801:Humans; D009772:Obstetrical Forceps; D011247:Pregnancy
Cabresto ou laço obstético. Aperfeiçoamentos introduzidos no nôvo dispositivo para substituir o forceps.